gh0strat | ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c

Analysis

max time kernel
150s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
19/01/2025, 12:40

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General

Target

ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe
Size

906KB
MD5

3614dee62b147b2dc171029d05735ceb
SHA1

e47c4dedfcb2901a7800dc7efd5716f1c222b445
SHA256

ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c
SHA512

08d6a1bdb0598995082e350da24b2a7722f635e6e8a34fc3fdc40934398e2bdbb0ca9645e68882cbdf7b74efe38c4431818eb0af3d41d159c60dcac7ee797a48
SSDEEP

24576:Ui2Tro2H2HESq2eWJ6MQjySjysIhKjKzn0DUF4faxaP:UxTc2H2tFvduySDIZeaM

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2732-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2732-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2732-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2848-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2732-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2848-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1680-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1680-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1680-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/memory/2732-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2732-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2732-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2848-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2732-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2848-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1680-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1680-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1680-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
Gh0strat family
gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
purplefox

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatforn.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatforn.exe

Executes dropped EXE 4 IoCs

pid	Process
2732	RVN.exe
2808	HD_ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe
2848	TXPlatforn.exe
1680	TXPlatforn.exe

Loads dropped DLL 6 IoCs

pid	Process
2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe
2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe
2808	HD_ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe
2808	HD_ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe
2808	HD_ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe
2848	TXPlatforn.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe

UPX packed file 10 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2732-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2732-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2732-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2732-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2848-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2732-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2848-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1680-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1680-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1680-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\DPINST.LOG	HD_ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RVN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2704	cmd.exe
2428	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2428	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1680	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2732	RVN.exe
Token: SeLoadDriverPrivilege	1680	TXPlatforn.exe
Token: 33	1680	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1680	TXPlatforn.exe
Token: 33	1680	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1680	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 2732	2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe	30
PID 2448 wrote to memory of 2732	2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe	30
PID 2448 wrote to memory of 2732	2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe	30
PID 2448 wrote to memory of 2732	2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe	30
PID 2448 wrote to memory of 2732	2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe	30
PID 2448 wrote to memory of 2732	2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe	30
PID 2448 wrote to memory of 2732	2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe	30
PID 2448 wrote to memory of 2808	2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe	31
PID 2448 wrote to memory of 2808	2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe	31
PID 2448 wrote to memory of 2808	2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe	31
PID 2448 wrote to memory of 2808	2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe	31
PID 2448 wrote to memory of 2808	2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe	31
PID 2448 wrote to memory of 2808	2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe	31
PID 2448 wrote to memory of 2808	2448	ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe	31
PID 2848 wrote to memory of 1680	2848	TXPlatforn.exe	33
PID 2848 wrote to memory of 1680	2848	TXPlatforn.exe	33
PID 2848 wrote to memory of 1680	2848	TXPlatforn.exe	33
PID 2848 wrote to memory of 1680	2848	TXPlatforn.exe	33
PID 2848 wrote to memory of 1680	2848	TXPlatforn.exe	33
PID 2848 wrote to memory of 1680	2848	TXPlatforn.exe	33
PID 2848 wrote to memory of 1680	2848	TXPlatforn.exe	33
PID 2732 wrote to memory of 2704	2732	RVN.exe	34
PID 2732 wrote to memory of 2704	2732	RVN.exe	34
PID 2732 wrote to memory of 2704	2732	RVN.exe	34
PID 2732 wrote to memory of 2704	2732	RVN.exe	34
PID 2704 wrote to memory of 2428	2704	cmd.exe	36
PID 2704 wrote to memory of 2428	2704	cmd.exe	36
PID 2704 wrote to memory of 2428	2704	cmd.exe	36
PID 2704 wrote to memory of 2428	2704	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe
"C:\Users\Admin\AppData\Local\Temp\ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2448
- C:\Users\Admin\AppData\Local\Temp\RVN.exe
  C:\Users\Admin\AppData\Local\Temp\\RVN.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2732
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\RVN.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2704
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:2428
- C:\Users\Admin\AppData\Local\Temp\HD_ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe
  C:\Users\Admin\AppData\Local\Temp\HD_ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:2808

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2848
- C:\Windows\SysWOW64\TXPlatforn.exe
  C:\Windows\SysWOW64\TXPlatforn.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:1680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
580KB

MD5
63af77466f47c62575f2c7436054e7d1

SHA1
df7dc110326e9102833df6660eab0b907460305c

SHA256
5b80aaf17fde3cf47fc956990009eea74847b0f5685e62e16c32da99fa6499f2

SHA512
0584561d5d1090729430657f58a6347dbfbcfa97eca9af4b28f76154a34ee47bedf18af4b6aa2c7851b67139e2f5bc43a7a25d4a6411d2770277e9b0e76070f1

Download Submit
\Users\Admin\AppData\Local\Temp\HD_ea8e9cef46666aa14914669063b886889ac6674692bcd2e4b99e2fcc1c8b303c.exe

Filesize
326KB

MD5
ec8157cd5b6be16d23b255a31f74731d

SHA1
781df080d30e6f20ef1b8aa44173a0ac4dd8c49a

SHA256
4cead691d22b0330efdb87a5a881b1f97e0ffcae136e06754ff142f51b275c3e

SHA512
d202c3bfbfe3649c766a74571596bb0c7e25ea8ecc682394d82a26afe8b98f88744493dbaeafb0b705a7101923978a0f0f733fcdb6df1155d91fc3c507aaae4e

Download Submit
\Users\Admin\AppData\Local\Temp\RVN.exe

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/1680-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1680-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1680-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2732-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2732-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2732-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2732-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2732-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2848-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2848-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download